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高中英语复习课《电脑 Unit 3 Computers》(必修2)

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《Computers》
Follow me to read these words and try to recite them
calculate     universal    simplify      sumlogical 
intelligence    solve   reality     personally     totally    application  totally   application    finance  mobile    explore   anyhow     goal      singal    type     appearance   character
短语回顾:
从...时起    from...on
结果         as a result
如此...以致于...       so...that
人类      human race
在某种程度上      in a way
在帮助下     with the help pf
处理;安排;对付      deal with
看守;监视      watch over
词汇精析
sum     n.总数;算术题;金额
a large sum of money   大笔的钱
the sum of..      ....的总和
in sum    大体上;总之
sum up     计算总数;概括;总结
①I had to spend a large sum of money to get it back.
我得花一大笔钱才把它弄回来。
②The sum of 5 and 3 is 8.
五加三的总和是八。
③We have to sum up the costs of production.
我们得计算一下生产成本。
total  adj.总的;整个的     n.总数;合计
a total of   总共...
in total    加起来;总共
①What is the total cost of these books?
这些书的总价是多少?
②The total of his gains amounted to millions.
他的利润所得总额达好几百万。
③A total of 20000 people visited the castle on the first
day.
在第一天总共有2000人参加了这座城堡。
④In total,there must have been 2,000 people there.
那儿总共有2000人。
即时演练
-Do you know how many students took part in the sports meet?
-About 400 (C).
A all together     B after all       C in total      D at
total
答案:C
signal   v.发信号   n.信号
signal to sb./sth. for sth.   用信号传达
singal with....      用..发信号
①A red light is usually a singal for/of danger.
红灯通常是危险的信号。
②He signaled (to) the waiter to bring the menu.
他示意服务员把菜单拿过来。
【即学即练】
(1) All I get is( a busy sigal) whenver I dial his number.
我什么时候拨他的电话听到的都是忙音。
(2)He (signalled the waiter) for the bill.
他示意服务员结账。
(3)She (signalled him to)follow her.
她示意他跟她走。
5.arise  vi.(arose,arise)出现;发生;起身,起立
(1)“出现,开始,呈现”,多用抽象名词做主语。
(2)表示“起因于,由..产生”通常用做arise from/out of.
(3)表“起身”之意,正式或旧式用法。
① Accidents often arise from carelessness.
事故往往起因于粗心。
②I thought it would be easy,but a lot of problems have
arisen.
我本来想事情很容易,但是出现了许多问题。
③A strong wind arose in the night.
夜间起了大风。
易混辨析
arise   (vi.)  arose  arisen arising 出现,发生,起因于
arouse (vt.) aroused aroused   arousing    唤醒;激起
rise (vi.) rose risen  rising    升起;起身,增长,上升
raise (vt.)  raised  raised  raising    举起,唤起,提高,饲

Can you imagine what problem may (C) when human beings are
cloned?
A raise   B cause    C arise    D lead
答案:C
in a way  从某种程度上看
从某种程度上来说,他的英语有进步。
In a way,his English hads improved.
in the way     挡路
on the/one's way (to)    在(去..)的路上
by the way      顺便提一下
in no way     决不
all the way    自始至终;完全地
in this way    用这种方法
与in a way 同义的词组有in one way和in some ways.容易与之混淆
的词组是in the way 意为”造成阻碍“,请比较:
In a way,I like this new textbook very much.
从某种程度上说,我很喜欢这本新教材。
I'm afraid your bike is in the way.
看来你的自行车挡着倒了。
即时演练
If someone loves you,give love back to them in whatever way
you can ,not only because they love you,but because (C),they are teaching you to love and how to open your heart and eyes to things.
A in the way     B on the way    C in a way    D on a way
答案:C
deal with  处理;安排;对付
①How are you going to deal with the problem?
你们打算怎样处理这个问题呢?
②Such man is difficult to deal with.
这种人不容易相处。
③I've dealt with him for ten years.
我和他做生意已经10年了。
④This book deals with the Middle East.
这本书是关于中东的。
易混辨析
do with,deal with
(1)deal with 作"对待,处理”解,二者同义,deal with与how搭配
,do with与what 搭配。
(2)do with  对待,处理(与what连用);以....对付过去,忍受
(与助动词连用)
He didn't know what to do with the property his father had
left.
他不知道如何处理他父亲留下的财产。
I can't do with the loud noise.
我无法忍受那种噪音。
(1)It is said in Australia there is more land than the
government knows (C).
A it what to do with
B what to do it with
C what to do with it
D to do what with it
解析:what to do (with it)为固定结构,意为“如何处理..”,意
思等同how to deal (with it).“疑问句+不定式”作knows的宾语。
答案:C
(2)He knows (C) to deal with man but when he meets women,he
doean't know( ) to do.
A what;how    B what;what    C how;what    D how;how
解析:作“对待,处理”讲时,do with和deal with 同义,deal
with 与how 搭配,do with与what 搭配。
答案:C
知识提炼
I developed very slowly and it took nearly two hundred years
before I was built as an analytical machine by Charles Babbage.
我发育缓慢,差不多到了两百年之后,查尔斯.巴比奇才把我制成了
一台分析机。
【知识提炼】句中含有一个句型:It took some time before...过
了多久之后才...
Over time my memory has developed so much that,like an
elephant,I never forget anything I have been told!
随着时间的推移,我的记忆能力发展的如此之快,就像一头大象一样
,从来不会忘记告诉我的任何事情!
【知识提炼】句中含有so...that...结构,意思是“如此...以致
于...”,引导结果状语从句。
As time went by,I was made smaller.
一年年过去了,我被制造得更小了。
【知识提炼】as 意为“随着”,引导时间状语从句。
What's more,you can use the Internet to learn English.
而且,你可以利用因特网学习英语。
【知识提炼】what's more 再说,而且,做插入语。
About once a year we are allowed to get together to play a
game of football.
每年大约一次,我们可以获准在一起进行一次足球比赛。
【知识提炼】allow sb./sth. to do sth.允许某人/某物做某事句式精析
Over time my memory has developed so much that,like an
elephant,I never forget anything I have been told!
随着时间的推移,我的记忆能力发展的如此之快,就像一头大象一样
,从来不会忘记告诉我的任何事情!
【知识提炼】句中含有so...that...结构,意思是“如此...以致
于...”,引导结果状语从句。常见句型有:
so+ adj./adv.+that-clause
so+adj.+a/an+单数可数名词+that-clause
so+many/much/few/little +n.+that-clause
so与many/few/little/much连用,当little 修饰可数名词,指大小时
与such连用。
She's so ill that she can't get out of bed.
她病得很重,都下不了床了。
即时演练
-What a beautiful day!
-Yes,it's (A)that I'd like to take a walk.
A such nice weather
B so a nice weather
C too nice weather
D nice weather so
答案:A
After all,with the help of my electronic brain which never
forgets anything,using my intelligence is what I'm all about!
不管怎样,在我过目不忘的电子脑帮助下,运用智能就是我的一切。
which never forgets anything是定语从句,修饰electronic
brain;后面的句子是由一个动名词using intelligence 充当的主语,而且里面包含了一个由what引导的表语从句。
with the help 表示“在...的帮助下”,注意介词 with 的用法,
不是under.例如:
①With the help of Professor Smith,we got over all the
difficulties and succeeded in the end.
在史密斯教授的帮助下,我们克服了所有困难,最终取得成功。
②He made himself understood with the help of gestures.
他比划着让别人明白。
即时演练
I'll never forget Mr.Smith,(B) help we had made great
progess.
A with his    B with whose   C his    D who
答案:B
Ⅰ完成句子
1.(   )(随着时间的流逝),the city became more
beautiful.
2.I don't know how they will (   )处理这个问题。
3.(  )(小心)!There's a car coming.
4.He was late (   )(因为)the heavy snow.
5.Problems (   ) (由..产生)the lack of communication.
答案:1.As time went by
2.deal with the problem
3.Watch out
4.as a result of
5.have arisen out of
选词填空
(从方框内所给的六个词组中选出合适的词组使句子完整,其中一项
是多余的)
1. make up     2. deal with    3.watch over    4.in a way   
5. as a result    6. after all
1.Don't(  ) any excuse.I won't listen to it.
2.Give him another chance,please.He is still too young to (
)the situation.
3.Tom couldn't send any message out of the yard,because a
guard ( )him all the time.
4.You are responsible for the accident(  ).If you didn't
lend him to motorbike,he couldn't be able to go out.
5.He didn't work hard;(  )he failed his exam.
答案:1.make up    2.deal with   3. was watching over    
4.in a way 5.as a result
Ⅱ单元语法
1.Paper money (B)for over a thousand years.
A used    B has been used    C  has used    D is using
答案:B
2.Great changes (B) in my hometown and a lot of factories( 
).
A have been taken place;are being set up
B have taken place;have been set up
C are taken place;had been set up
D had taken place;will be set up
答案:B
3.Come and sit down by the fire.Your hand (B) cold.
A has been felt      B feels      C is felt    D had felt
答案:B
4.-We want to sit at the table near the window.
-I'm sorry,but it (D) already.
A has taken      B took     C was taken    D has been taken
答案:D
5.Some of the chapters(片段)( A) by many students.
A have been widely read
B have read widely
C were wide read
D had been widely read
答案:A
Review what we have learned in this period after class

 

 

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赵老师

男,中教中级职称

市级骨干教师,课堂气氛活跃,教学方法灵活,多次获得市级优质课一等奖。

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